C04 | Malignant neoplasm of floor of mouth | NON-BILLABLE CODE |
C04.0 | Malignant neoplasm of anterior floor of mouth | BILLABLE CODE |
C04.1 | Malignant neoplasm of lateral floor of mouth | BILLABLE CODE |
C04.8 | Malignant neoplasm of overlapping sites of floor of mouth | BILLABLE CODE |